Benzyl chloride. Benzyl chloride, or Î±-chlorotoluene, is an organic compound with the formula C6H5CH2Cl. This colourless liquid is a reactive organochlorine compound that is a widely used chemical building block.
Two slits are illuminated with red light (Î» = 650 nm). The slits are 0.25 mm apart and the distance to the screen is 1.25 m. What fraction of the maximum intensity on the screen is the intensity measured at a distance 3.0 mm from the central.
The differences between the A2 and A3 sights are that the A2 sight is installed directly into the receiver while the A3 sights are a part of a detachable handle. The sight base in the detachable A3 handle is shorter. The A2 sight is adjustable for 1 MOA elevation and 1/2 MOA windage.